EP2567751A1 - Sorbant de CO2 - Google Patents

Sorbant de CO2 Download PDF

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Publication number
EP2567751A1
EP2567751A1 EP12180722A EP12180722A EP2567751A1 EP 2567751 A1 EP2567751 A1 EP 2567751A1 EP 12180722 A EP12180722 A EP 12180722A EP 12180722 A EP12180722 A EP 12180722A EP 2567751 A1 EP2567751 A1 EP 2567751A1
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Prior art keywords
sorbent
carbon dioxide
sorbing
gas
oxide
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EP12180722A
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German (de)
English (en)
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EP2567751B1 (fr
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Kohei Yoshikawa
Hiroki Sato
Masato Kaneeda
Shuichi Kanno
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Hitachi Ltd
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Hitachi Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0248—Compounds of B, Al, Ga, In, Tl
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0207—Compounds of Sc, Y or Lanthanides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/041—Oxides or hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3071—Washing or leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
    • B01D2253/1124—Metal oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/302—Dimensions
    • B01D2253/308—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/42—Materials comprising a mixture of inorganic materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

Definitions

  • the present invention concerns a material for sorbing carbon dioxide.
  • the greenhouse gas includes carbon dioxide (CO 2 ), methane (CH 4 ), chlorofluorocarbons (CFCs), etc.
  • CO 2 carbon dioxide
  • CH 4 methane
  • CFCs chlorofluorocarbons
  • carbon dioxide gives a most significant effect and it is an urgent subject to reduce the emission of carbon dioxide.
  • the countermeasure for the subject includes, for example, chemical absorption method, a physical absorption method, a membrane separation method, an adsorptive separation method, a cryogenic separation method, etc. They include a separation method using a CO 2 sorbent.
  • Japanese Unexamined Patent Application Publication No. 2004-358390 describes a carbon dioxide absorbent of synthesizing oxides of Bi and one of Mg, Ca, Sr, Ba, Cs, Y and lanthanoides by a mechanical alloying method.
  • Japanese Unexamined Patent Application Publication No. H10-272336 describes a carbon dioxide absorbent in which a perovskite composite oxide containing 44.4 mol% or more and 50 mol% or less in total of Ba, Sr, Ca, Cs, K, La, Pr, Ce, Nd, Gd, Er, Y, Pb, and Bi and 50 mol% or more and 55.6 mol% or less in total of Ti, Mn, Fe, Co, Ni, Cu, Al, Sn, and Zr is reacted with CO 2 , thereby absorbing CO 2 as carbonates.
  • a perovskite composite oxide containing 44.4 mol% or more and 50 mol% or less in total of Ba, Sr, Ca, Cs, K, La, Pr, Ce, Nd, Gd, Er, Y, Pb, and Bi and 50 mol% or more and 55.6 mol% or less in total of Ti, Mn, Fe, Co, Ni, Cu, Al, Sn, and Zr is reacted with
  • the mechanical alloying method described in Japanese Unexamined Patent Application Publication No. 2004-358390 is a mechanical alloying method and it is difficult to form micropores.
  • the perovskite described in Japanese Unexamined Patent Application Publication No. H10(1998)-272336 requires high firing temperature of about 700°C and no micropores are obtained since they are sintered.
  • the present invention has been achieved in view of the foregoing subjects and intended to provide a CO 2 sorbent capable of efficiently sorbing carbon dioxide by utilizing micropores.
  • the present invention provides a CO 2 sorbent for sorbing and separating carbon dioxide from a gas containing carbon dioxide, in which the CO 2 sorbent contains a Ce oxide and has an average pore size of 60 ⁇ or less.
  • the present invention can provide a CO 2 sorbent capable of efficiently sorbing carbon dioxide.
  • carbon dioxide can be sorbed efficiently when the specific surface area of the CO 2 is 100 m 2 /g or more. It is considered that this is attributable to increase in exposed carbon dioxide sorbing points.
  • the CO 2 sorbent As starting materials for the CO 2 sorbent, various compounds such as nitrate compounds, chlorides, acetate compounds, complex compounds, hydroxides, carbonate compounds, and organic compounds, metals, and metal oxides can be used.
  • the method of preparing the CO 2 sorbent physical preparing method such as an impregnation method, a kneading method, a coprecipitation method, a sol-gel method, an ion exchange method, and an evaporation method, or a preparation method utilizing chemical reaction, etc. can be used.
  • the CO 2 sorbent ingredients may also be supported on a porous material such as alumina, silica, and zeolite.
  • a porous material such as alumina, silica, and zeolite.
  • the physical preparation methods such as an impregnation method, a kneading method, a coprecipitation method, a sol-gel method, an ion exchange method, and vapor deposition method, and preparation methods utilizing chemical reaction can be used. Among them, contact between the support and the CO 2 sorbent ingredient becomes intact, and sintering, etc. can be prevented by using the preparation method utilizing the chemical reaction.
  • the CO 2 sorbent can efficiently sorb carbon dioxide when it contains K, Mg, Al, and Pr elements in addition to Ce.
  • the total content of the elements is preferably 0.01 or more and 1.00 or less by molar ratio based on Ce as an elemental metal.
  • the form of the CO 2 sorbent can be adjusted properly depending on the use and includes pellet, plate, particle, powder, or like other shape.
  • the CO 2 sorbent may be supported on a material such as cordierite, silicon carbide (SiC), and stainless steel. Then, heat conduction can be promoted, and temperature increase of the CO 2 sorbent can be suppressed to maintain the sorbing performance.
  • the CO 2 sorbent may be used at any temperature, and used preferably at 600°C or lower. If the temperature of the CO 2 sorbent is 600°C or higher, the performance of the CO 2 sorbent is lowered, for example, due to decrease in the specific surface area by sintering.
  • the CO 2 sorbent is applicable to any kind of gases so long as the gas contains carbon dioxide.
  • Gas ingredients present together with carbon dioxide includes oxygen, nitrogen, water, nitrogen oxide, sulfur oxide, etc. and the content of an acidic gas other than carbon dioxide is preferably lower for preventing poisoning of the CO 2 sorbent.
  • a denitrating device and a desulfurizing device are preferably provided in a stage before the carbon dioxide sorbing device using the CO 2 sorbent.
  • a dust collector device is preferably provided for preventing deposition of dusts and ashes to the CO 2 sorbent.
  • the gas containing carbon dioxide may be at any temperature and preferably at a low temperature for decreasing desorption that occurs in parallel with carbon dioxide sorption and it is particularly preferably at 100°C or lower.
  • carbon dioxide sorbed by using the CO 2 sorbent When carbon dioxide sorbed by using the CO 2 sorbent is desorbed and recovered, carbon dioxide can be desorbed and recovered efficiently by controlling the temperature of the CO 2 sorbent to 100°C or higher or 500°C or lower.
  • a depressurizing device such as a vacuum pump can be used optionally.
  • Carbon dioxide can be recovered further efficiently by depressurizing the periphery of the CO 2 sorbent and decreasing the partial pressure of carbon dioxide.
  • the method of increasing the temperature of the CO 2 sorbent includes, for example, use of a heating device such as an electric furnace, contact with a heated gas, etc. While any gas may be used for heating, it is preferred that the gas can be separated easily from carbon dioxide when it is intended to improve the purity of carbon dioxide to be recovered.
  • Cerium Oxide manufactured by JGC Corporation was used as a CO 2 sorbent.
  • Cerium oxide (HS, name of product manufactured by Daiichi Kigenso Kagaku Kogyo Co., Ltd.) was used as a CO 2 sorbent.
  • Cerium oxide manufactured by Rhône-Poulenc S.A. was used as a CO 2 sorbent.
  • cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) was dissolved under vigorous stirring at a room temperature to 1080 g of purified water. 25% by weight of an aqueous ammonia solution was dropped while stirring to the aqueous solution to adjust pH to 9.0. After stirring for 8 hours, the solution was stood still for one hour, and precipitates were collected by washing and filtration. Then, the precipitates were dried in a drying furnace at 120°C and fired in an electric furnace in an atmospheric air at 400°C for one hour, and the obtained cerium oxide was used as a CO 2 sorbent.
  • Cerium-potassium oxide obtained by the same preparation method as in Example 5 except for adding 23.45 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) and 0.61 g of potassium nitrate (K(NO 3 )) instead of 26. 05 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) was used as a CO 2 sorbent.
  • Cerium-magnesium oxide obtained by the same preparation method as in Example 5 except for adding 23.45 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) and 1.54 g of magnesium nitrate hexahydrate (Mg(NO 3 ) 2 •6H 2 O) instead of 26.05 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) was used as a CO 2 sorbent.
  • Cerium-magnesium oxide obtained by the same preparation method as in Example 5 except for adding 13.03 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) and 7.69 g of magnesium nitrate hexahydrate (Mg(NO 3 ) 2 • 6H 2 O) instead of 26.05 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 • 6H 2 O) was used as a CO 2 sorbent.
  • Cerium-aluminum oxide obtained by the same preparation method as in Example 5 except for adding 23.45 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 •6H 2 O) and 2.25 g of aluminum nitrate hexahydrate (Al(NO 3 ) 2 • 6H 2 O) instead of 26.05 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 • 6H 2 O) was used as a CO 2 sorbent.
  • Cerium-praseodymium oxide obtained by the same preparation method as in Example 5 except for adding 23.45 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 • 6H 2 O) and 2.61 g of praseodymium nitrate hexahydrate (Pr(NO 3 ) 3 •6H 2 O) instead of 26.05 g of cerium nitrate hexahydrate (Ce(NO 3 ) 3 • 6H 2 O) was used as a CO 2 sorbent.
  • Comparative Example 1 and Examples 1 to 10 special grade reagents manufactured by Wako Junyaku Industry Co. were used for nitrate compounds, urea, and oxalic acid dihydrate.
  • Table 1 Specimen Composition Elemental ratio (molar ratio) Comp.
  • CO 2 sorbents obtained in Examples 1 to 10 and Comparative Example 1 were molded in a granular shape of 0.5 to 1.0 mm and fixed in a tubular reactor made of quartz glass. After removing impurities by elevating the temperature of the CO 2 sorbent to 400°C while flowing He, a carbon dioxide pulse sorbing test was performed while keeping the temperature of the specimen at 50°C in an electric furnace and the amount of CO 2 sorption was measured.
  • Fig. 1 shows a correlation between the average pore size and the amount of CO 2 sorption in Examples 1 to 5 and Comparative Example 1. It was found that the amount of carbon dioxide sorption was as high as 250 mmol/L or more for specimens with the average pore size of less than 60 ⁇ .
  • Fig. 2 shows a correlation between the specific surface area and the amount of carbon dioxide sorption in Examples 1 to 5 and Comparative Example 1. It was found that the amount of carbon dioxide sorption was as high as 250 mmol/L or more in specimens having the specific surface area of greater than 100 m 2 /g.
  • Fig. 3 shows nitrogen adsorption isotherms at -196°C in Examples 1, 5 and Comparative Example 1. It was found that increase in the nitrogen adsorption amount to nitrogen relative pressure P/P 0 is smaller in Example 5 compared with that in Example 1 and Comparative Example 1.
  • Fig. 4 shows the relative ratio of the nitrogen adsorption amount and the amount of carbon dioxide sorption per unit surface area. It was found that as the relative ratio U 0.01 /U 0.99 of the nitrogen adsorption amount is larger, the amount of carbon dioxide sorption per unit surface area is larger and, particularly, the amount of carbon dioxide sorption per unit surface area was as large as 1.8 ⁇ mol/m 2 or more when U 0.01 /U 0.99 was 0.35 or more.
  • Fig. 5 shows a correlation between the average pore size and the amount of carbon dioxide sorption in Examples 1 and 5 to 10. It was found that, compared with that in Example 1, the amount of carbon dioxide sorption was as large as 400 mmol/L in Examples 6 to 10 comprising oxides containing Ce and, further, at least one element selected from K, Mg, Al, and Pr at an elemental ratio of 0.01 or more and 1.0 or less in view of the elemental ratio with Ce.
  • Fig. 6 is a flow showing recovery of carbon dioxide from a boiler exhaust gas using the CO 2 sorbent of the invention.
  • a denitrating device, a dust collector device, a desulfurizing device, and a carbon dioxide sorbing device filled with the CO 2 sorbent of the invention are provided in an exhaust gas flow channel of the boiler. After sorbing carbon dioxide by the carbon dioxide sorbing device, the exhaust gas is discharged into atmospheric air.
  • the carbon dioxide sorbing device at the downstream of the denitrating device, the dust collector device, and the desulfurizing device, the amount of Sox and NOx flowing into the carbon dioxide sorbing device can be decreased and poisoning of the sorbent due to the gases can be suppressed.
  • Fig. 7 shows an example of a system that sorbs and recovers carbon dioxide by using a sorbing column filled with the CO 2 sorbent of the invention.
  • a flow channel switching valve is disposed each at the upstream and the downstream of the sorbing column.
  • carbon dioxide is sorbed from a gas containing carbon dioxide
  • the gas containing carbon dioxide is caused to flow to the sorbing column, sorbs carbon dioxide, and is discharged from the gas exhaust port at the downstream of the sorbing column.
  • carbon dioxide is desorbed from the sorbent, steams are caused to flow in the sorbing column to heat the sorbent.
  • a gas mixture of the steams and carbon dioxide is caused to flow to a cooling device to cool the gas temperature to 40°C or lower.
  • carbon dioxide can be sorbed and desorbed continuously by providing two or more sorbing columns and switching their flow channels alternately.
  • the present invention is not restricted only to the examples described above but may include various modified embodiments.
  • the Examples described above are described specifically for easy explanation of the invention but the invention is not always restricted to those having all of the constitution described above. Further, a portion of the constitution of an example may be replaced with that of other example. Further, a constitution of an example may be added to that of other example. Further, other constitution may be added, deleted or replaced, for a portion of the constitution in each of the examples.

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  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Treating Waste Gases (AREA)
  • Carbon And Carbon Compounds (AREA)
EP12180722.6A 2011-09-12 2012-08-16 Sorbant de CO2 Not-in-force EP2567751B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011197833A JP5589996B2 (ja) 2011-09-12 2011-09-12 二酸化炭素捕捉材

Publications (2)

Publication Number Publication Date
EP2567751A1 true EP2567751A1 (fr) 2013-03-13
EP2567751B1 EP2567751B1 (fr) 2016-04-27

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US (1) US20130064746A1 (fr)
EP (1) EP2567751B1 (fr)
JP (1) JP5589996B2 (fr)
CA (1) CA2785323C (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2719438A1 (fr) * 2012-10-09 2014-04-16 National Taiwan University of Science and Technology Matériau céramique, procédé pour adsorption de dioxyde de carbone et procédé de conversion de dioxyde de carbone
EP3459624A4 (fr) * 2016-05-16 2020-01-15 Hitachi Chemical Co., Ltd. Agent d'absorption, procédé d'élimination de dioxyde de carbone, dispositif d'élimination de dioxyde de carbone, et système d'élimination de dioxyde de carbone
EP3459629A4 (fr) * 2016-05-16 2020-01-22 Hitachi Chemical Company, Ltd. Dispositif de conditionnement de l'air, système de conditionnement de l'air, procédé d'élimination de dioxyde de carbone, agent d'absorption, et appareil d'élimination de dioxyde de carbone
EP3479897A4 (fr) * 2016-06-29 2020-01-29 Hitachi Chemical Co., Ltd. Adsorbant et son procédé de production, procédé d'élimination du dioxyde de carbone, dispositif d'élimination du dioxyde de carbone et dispositif de climatisation
EP3459628A4 (fr) * 2016-05-16 2020-01-29 Hitachi Chemical Company, Ltd. Agent d'absorption, procédé d'élimination de dioxyde de carbone, appareil d'élimination de dioxyde de carbone, et dispositif de conditionnement de l'air
EP3459627A4 (fr) * 2016-05-16 2020-02-12 Hitachi Chemical Company, Ltd. Adsorbant, son procédé de production, procédé d'élimination de dioxyde de carbone, dispositif d'élimination de dioxyde de carbone, et climatiseur

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JP6107695B2 (ja) * 2014-02-10 2017-04-05 日立化成株式会社 二酸化炭素回収装置及び二酸化炭素回収方法
JP2015150500A (ja) * 2014-02-14 2015-08-24 日立化成株式会社 二酸化炭素捕捉材及びこれを用いた二酸化炭素回収装置
WO2017057756A1 (fr) * 2015-10-02 2017-04-06 株式会社三徳 Matériau adsorbant de dioxyde de carbone et corps moulé le contenant
WO2018179089A1 (fr) * 2017-03-28 2018-10-04 日立化成株式会社 Adsorbant, réservoir de réaction, dispositif d'élimination de dioxyde de carbone et système d'élimination de dioxyde de carbone
JP2021035654A (ja) * 2017-10-10 2021-03-04 株式会社日立製作所 Ｃｏ２分離方法及び設備
JP2021035909A (ja) * 2017-10-10 2021-03-04 株式会社日立製作所 メタン製造方法及び設備
US20190329181A1 (en) * 2018-04-25 2019-10-31 Battelle Memorial Institute Aftertreatment catalysis at decreased effective light-off temperatures
WO2022104252A1 (fr) * 2020-11-16 2022-05-19 Global Thermostat Operations, LLC Système amélioré pour la capture directe d'air de dioxyde de carbone sans mouvement
CN113926440B (zh) * 2021-10-18 2023-05-09 南京工程学院 一种双金属复合吸收剂的制备方法及其在高温烟气捕集co2中的应用

Citations (4)

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CA2785323C (fr) 2015-06-02
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EP2567751B1 (fr) 2016-04-27
CA2785323A1 (fr) 2013-03-12
JP5589996B2 (ja) 2014-09-17

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